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Debate Flares over Identity of Celebrated Human Fossils

Australopithecus sediba lower jaws

CALGARY—In 2010 paleoanthropologists announced to great fanfare that they had recovered from a South African cave two partial skeletons of a previously unknown member of the human family that lived nearly two million years ago. The skeletons—a young male and an adult female referred to as MH1 and MH2, respectively–were said to exhibit a striking melange [...]

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Horse Fossil Yields Astonishingly Old Genome—Are Similarly Ancient Human Genomes Next?

Horse fossil

Researchers have recovered DNA from a nearly 700,000-year-old horse fossil and assembled a draft of the animal’s genome from it. It is the oldest complete genome to date by a long shot–hundreds of thousands of years older than the previous record holder, which came from an archaic human that lived around 80,000 years ago. The [...]

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